Core Viewpoint - The articles summarize recent advancements in hydrogel research published in various prestigious journals, highlighting innovative applications and properties of hydrogels that could lead to significant industrial and medical advancements [2][3][4]. Group 1: Hydrogel Innovations - A hydrogel with exceptional adhesion properties was developed, demonstrating strong bonding to various substrates and maintaining stability in freshwater and seawater environments, confirmed by biocompatibility tests in mice [2]. - A dual-network hydrogel was created that remains flexible across extreme temperatures from -115 °C to 143 °C, significantly expanding the functional range of hydrogels [2]. - Chiral peptide hydrogels were synthesized for use in cancer vaccines, showing the ability to modulate local immune environments and induce distinct anti-tumor immune responses [3]. Group 2: Performance Enhancements - A novel nanofiber interwoven gel membrane was developed, exhibiting outstanding CO₂ permeability (2110 GPU) and selectivity (CO₂/N₂ of 151, CO₂/CH₄ of 47), surpassing traditional membranes [3]. - A dynamic phase-adaptive hydrogel platform was introduced, effectively repairing chronic wounds infected by drug-resistant bacteria while significantly reducing scar formation [5]. - A high-performance eutectic gel was created with superior mechanical properties, including a Young's modulus of 103.1 MPa and toughness of 86.8 MJ/m³, while maintaining flexibility at -80 °C [5]. Group 3: Advanced Applications - A thermoresponsive hydrogel was developed for post-surgical adhesion prevention, demonstrating superior effectiveness in reducing adhesion rates compared to commercial products without causing cardiac dysfunction [12]. - A smart hydrogel system was designed for the controlled release of siRNA, significantly accelerating the healing process of chronic diabetic wounds [18]. - A new ice-template technique was utilized to create a hydrogel with circumferential fiber structures, showcasing excellent tensile performance and compressibility [19].